n.拱形圓頂；拱形建筑

adj.跳躍的；用于跳躍的；過火的；夸張的

動詞vault的現(xiàn)在分詞.

Mentally he was still patrolling the site, noting the course of storm-drains and the interplay of vaulting and walls. 精神上，他仍舊在那個地方一路閑逛，或者正兒八經(jīng)走一遭，巡視一遍，看看暴雨下水道的線路以及拱形圓頂和墻壁的交互感應(yīng)。

n.撐竿跳